3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = "asdfa"; if (isset($x)) { echo 'yes'; }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0130.00718.28
8.3.50.0100.00921.97
8.3.40.0140.00718.84
8.3.30.0070.00719.04
8.3.20.0040.00420.14
8.3.10.0080.00021.85
8.3.00.0050.00319.00
8.2.180.0100.01016.63
8.2.170.0100.01022.96
8.2.160.0030.01021.99
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0090.00019.66
8.2.110.0030.00622.09
8.2.100.0110.00320.44
8.2.90.0040.00419.22
8.2.80.0030.00617.97
8.2.70.0050.00317.61
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0030.00518.22
8.2.30.0040.00418.00
8.2.20.0040.00417.49
8.2.10.0040.00417.86
8.2.00.0070.00017.61
8.1.280.0130.00725.92
8.1.270.0000.00818.95
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0040.00423.71
8.1.230.0050.00518.98
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0040.00717.23
8.1.180.0090.00018.10
8.1.170.0000.00818.49
8.1.160.0040.00421.80
8.1.150.0080.00018.85
8.1.140.0040.00419.09
8.1.130.0070.00017.75
8.1.120.0040.00417.40
8.1.110.0040.00417.40
8.1.100.0030.00317.37
8.1.90.0000.00717.37
8.1.80.0040.00417.41
8.1.70.0070.00017.26
8.1.60.0030.00617.47
8.1.50.0030.00617.49
8.1.40.0050.00317.45
8.1.30.0040.00417.58
8.1.20.0040.00417.46
8.1.10.0070.00017.40
8.1.00.0000.00717.43
8.0.300.0020.00518.77
8.0.290.0040.00416.62
8.0.280.0070.00018.43
8.0.270.0000.00717.15
8.0.260.0030.00317.12
8.0.250.0000.00716.86
8.0.240.0060.00016.90
8.0.230.0000.00716.87
8.0.220.0030.00316.69
8.0.210.0030.00416.73
8.0.200.0040.00416.91
8.0.190.0080.00016.75
8.0.180.0040.00416.91
8.0.170.0000.00716.82
8.0.160.0050.00216.84
8.0.150.0030.00716.64
8.0.140.0030.00316.61
8.0.130.0050.00013.21
8.0.120.0050.00316.80
8.0.110.0040.00416.80
8.0.100.0030.00316.80
8.0.90.0070.00016.80
8.0.80.0060.01716.86
8.0.70.0070.00016.83
8.0.60.0080.00016.65
8.0.50.0050.00216.86
8.0.30.0130.01117.03
8.0.20.0110.00817.40
8.0.10.0040.00416.94
8.0.00.0100.00716.70
7.4.330.0000.00615.03
7.4.320.0030.00316.56
7.4.300.0030.00316.47
7.4.290.0020.00516.52
7.4.280.0030.00616.42
7.4.270.0060.00016.46
7.4.260.0000.00716.33
7.4.250.0050.00216.38
7.4.240.0000.00716.47
7.4.230.0070.00016.61
7.4.220.0150.00916.60
7.4.210.0170.00316.61
7.4.200.0000.00816.59
7.4.160.0080.00816.70
7.4.150.0070.01117.40
7.4.140.0080.01117.86
7.4.130.0070.01316.45
7.4.120.0070.01016.49
7.4.110.0070.01516.43
7.4.100.0060.01016.23
7.4.90.0070.01016.48
7.4.80.0090.00919.39
7.4.70.0150.00616.32
7.4.60.0130.00316.36
7.4.50.0040.00416.43
7.4.40.0100.01016.26
7.4.30.0060.01016.53
7.4.00.0100.00715.02
7.3.330.0030.00313.04
7.3.320.0000.00513.02
7.3.310.0000.00716.03
7.3.300.0070.00016.13
7.3.290.0100.00416.12
7.3.280.0080.00916.12
7.3.270.0140.00417.40
7.3.260.0000.01716.49
7.3.250.0110.00616.30
7.3.240.0110.00616.17
7.3.230.0100.01116.45
7.3.210.0090.00916.30
7.3.200.0090.00819.39
7.3.190.0070.01016.14
7.3.180.0100.00716.41
7.3.170.0100.00716.27
7.3.160.0070.01516.45
7.3.120.0030.01014.57
7.3.110.0090.00614.59
7.3.100.0030.00714.91
7.3.90.0070.01014.98
7.3.80.0090.00914.69
7.3.70.0060.01014.27
7.3.60.0000.01714.74
7.3.50.0080.00714.77
7.3.40.0030.00714.64
7.3.30.0070.00714.81
7.3.20.0070.00416.50
7.3.10.0040.01116.59
7.3.00.0060.00816.37
7.2.330.0100.00616.59
7.2.320.0030.01416.16
7.2.310.0030.01416.65
7.2.300.0030.01516.51
7.2.290.0100.00716.38
7.2.240.0070.00715.15
7.2.230.0110.00414.80
7.2.220.0030.01315.18
7.2.210.0000.01115.03
7.2.200.0100.00615.00
7.2.190.0070.00315.01
7.2.180.0040.01114.91
7.2.170.0040.01414.84
7.2.160.0070.01014.56
7.2.150.0090.00616.84
7.2.140.0040.01216.57
7.2.130.0100.00416.40
7.2.120.0060.00816.74
7.2.110.0070.00816.88
7.2.100.0080.00616.64
7.2.90.0120.00616.66
7.2.80.0110.00516.73
7.2.70.0090.00716.81
7.2.60.0070.01216.46
7.2.50.0100.00716.65
7.2.40.0090.00916.86
7.2.30.0080.01216.74
7.2.20.0080.00616.84
7.2.10.0110.00816.86
7.2.00.0110.00317.45
7.1.330.0040.00715.41
7.1.320.0100.00715.71
7.1.310.0030.01015.72
7.1.300.0030.01415.82
7.1.290.0030.01315.62
7.1.280.0030.01015.80
7.1.270.0070.00715.57
7.1.260.0080.00815.67
7.1.250.0070.00715.64
7.1.100.0080.00417.97
7.1.70.0030.01316.68
7.1.60.0030.00816.86
7.1.50.0070.01716.90
7.1.00.0100.07022.38
7.0.200.0000.01616.64
7.0.140.0000.05722.13
7.0.60.0100.08019.93
7.0.50.0000.04317.89
7.0.40.0030.04319.90
7.0.30.0330.07020.16
7.0.20.0200.05320.01
7.0.10.0070.07320.13
7.0.00.0130.07320.19
5.6.280.0070.07020.77
5.6.210.0070.07720.60
5.6.200.0130.03018.19
5.6.190.0030.04320.61
5.6.180.0230.05320.48
5.6.170.0230.04320.52
5.6.160.0070.08720.71
5.6.150.0030.05718.18
5.6.140.0070.08718.15
5.6.130.0000.05318.20
5.6.120.0100.08321.02
5.6.110.0030.05721.13
5.6.100.0100.03720.88
5.6.90.0070.08020.97
5.6.80.0030.05320.38
5.5.350.0070.03320.41
5.5.340.0130.04017.98
5.5.330.0070.06720.40
5.5.320.0230.05020.21
5.5.310.0100.04720.30
5.5.300.0130.05317.98
5.5.290.0200.06317.89
5.5.280.0030.04320.76
5.5.270.0030.07720.72
5.5.260.0030.04320.72
5.5.250.0100.08320.70
5.5.240.4230.03720.34
5.4.450.0500.07019.50
5.4.440.0530.05719.10
5.4.430.0070.05719.46
5.4.420.0100.05719.45
5.4.410.0200.04319.57
5.4.400.0070.05319.16
5.4.390.0970.04318.55
5.4.380.0130.05018.48
5.4.370.0300.06018.47
5.4.360.0970.05318.78
5.4.350.0630.05318.78
5.4.340.0530.06018.71
5.4.320.0800.07318.71
5.4.310.0930.06318.57
5.4.300.0700.05718.57
5.4.290.0630.05018.48
5.4.280.0670.05718.48
5.4.270.0600.05318.78
5.4.260.0830.04718.48
5.4.250.0770.06718.54
5.4.240.1000.05718.71
5.4.230.0830.04018.63
5.4.220.0870.05718.54
5.4.210.0730.06718.51
5.4.200.0770.04716.47
5.4.190.0800.05018.47
5.4.180.1070.05018.61
5.4.170.0830.04718.62
5.4.160.0730.06718.55
5.4.150.0970.05018.62
5.4.140.0930.06016.26
5.4.130.0570.06016.31
5.4.120.0870.04716.08
5.4.110.0730.05716.14
5.4.100.0870.05016.21
5.4.90.0670.06316.27
5.4.80.0730.05316.02
5.4.70.0800.05716.22
5.4.60.0700.05316.32
5.4.50.0770.04316.32
5.4.40.0730.05316.03
5.4.30.0570.06316.11
5.4.20.0630.05716.11
5.4.10.0800.06016.25
5.4.00.0600.06715.57
5.3.290.0930.05714.64
5.3.280.0700.05714.59
5.3.270.0900.05714.61
5.3.260.0870.04714.51
5.3.250.1070.06314.57
5.3.240.0800.04714.57
5.3.230.0700.06014.50
5.3.220.0870.05314.64
5.3.210.0770.07014.47
5.3.200.0770.05314.55
5.3.190.0630.06014.49
5.3.180.0870.05014.51
5.3.170.0700.07314.50
5.3.160.0730.05314.61
5.3.150.0630.06014.55
5.3.140.0870.07314.55
5.3.130.0970.07314.59
5.3.120.0670.06014.52
5.3.110.0730.06014.52
5.3.100.0730.05313.95
5.3.90.0670.05014.09
5.3.80.0730.05013.95
5.3.70.0770.06013.93
5.3.60.0830.04313.99
5.3.50.0770.05013.87
5.3.40.0730.04713.87
5.3.30.0600.05713.83
5.3.20.0630.04713.60
5.3.10.0600.05313.75
5.3.00.0670.05713.63
5.2.170.0500.04711.14
5.2.160.0370.05711.20
5.2.150.0600.04711.11
5.2.140.0500.04711.18
5.2.130.0500.04011.13
5.2.120.0600.05311.13
5.2.110.0630.04011.04
5.2.100.0470.04311.13
5.2.90.0670.03711.03
5.2.80.0670.04011.07
5.2.70.0530.05311.07
5.2.60.0630.03711.08
5.2.50.0670.04311.02
5.2.40.0530.03710.96
5.2.30.0570.04310.92
5.2.20.0500.05710.99
5.2.10.0670.04010.83
5.2.00.0570.04310.70
5.1.60.0530.02710.05
5.1.50.0600.05010.04
5.1.40.0700.0279.95
5.1.30.0570.04310.27
5.1.20.0500.03310.41
5.1.10.0430.03710.08
5.1.00.0570.04310.10
5.0.50.0270.0278.59
5.0.40.0170.0338.54
5.0.30.0470.0338.29
5.0.20.0230.0338.29
5.0.10.0170.0378.29
5.0.00.0230.0438.29
4.4.90.0230.0238.29
4.4.80.0200.0278.29
4.4.70.0100.0278.29
4.4.60.0230.0278.29
4.4.50.0300.0378.29
4.4.40.0400.0438.29
4.4.30.0330.0308.29
4.4.20.0270.0238.29
4.4.10.0400.0178.29
4.4.00.0300.0338.29
4.3.110.0230.0208.29
4.3.100.0270.0238.29
4.3.90.0300.0238.29
4.3.80.0330.0338.29
4.3.70.0230.0238.29
4.3.60.0270.0238.29
4.3.50.0330.0308.29
4.3.40.0370.0438.29
4.3.30.0100.0308.29
4.3.20.0200.0208.29
4.3.10.0170.0238.29
4.3.00.0030.0239.11

preferences:
57.62 ms | 401 KiB | 5 Q